20436008

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{59407}}^1$

素因数の和:59456

約数の個数: 16

約数和(自身を含む): 39209280

約数和(自身を除く): 18773272

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 59407, 118814, 237628, 475256, 2554501, 5109002, 10218004, 20436008]

約数ペア:

[(1, 20436008), (2, 10218004), (4, 5109002), (8, 2554501), (43, 475256), (86, 237628), (172, 118814), (344, 59407)]